Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01J - Chemical or physical processes, e.g. catalysis, colloid chemistry; Their relevant apparatus › B01J 38 - Regeneration or reactivation of catalysts, in general
Patents for B01J 38 - Regeneration or reactivation of catalysts, in general (7,157)
08/2003
08/21/2003US20030158036 Washing off promoters using bases, then dissolving the magnesium oxide catalyst support in acids and separating ruthenium from the solutions
08/20/2003EP0934243B1 Removal of permanganate reducing compounds and alkyl iodides from a carbonylation process stream
08/20/2003CN1437507A Process for the regeneration of zeolitic catalysts
08/14/2003WO2002045850A3 Process for the regeneration of catalysts for steam cracking
08/14/2003US20030153779 Acidification of a mixture resulting from oxidative direct carbonylation that contains, e.g., a quaternary ammonium salt, a phenolated, phenol and diphenylcarbonate, followed by reactive extraction; circulation; reuse
08/13/2003CN1117633C Process and vessel for regeneration of catalyst including monitoring and control of combustion completion
08/12/2003US6605749 Molecular sieve-containing virgin molecular sieve and attrition particles, recycled from a catalyst manufacture process or from a reaction system for catalytic formation of olefins from oxygenate feedstock
08/07/2003WO2003064356A1 Fischer-tropsch catalyst enhancement
08/07/2003WO2003064355A1 Catalyst enhancement
08/07/2003WO2003064040A1 Supported catalyst treatment
08/07/2003WO2003064034A2 Regeneration of catalysts for carbon monoxide hydrogenation
08/07/2003WO2003064033A1 Regeneration of supported catalysts for carbon monoxide hydrogenation
08/07/2003WO2003018182A3 Pressure-tuned solid catalyzed heterogeneous chemical reactions
08/07/2003CA2471600A1 Fischer-tropsch catalyst enhancement
08/06/2003CN1433840A High activated catalyst
08/05/2003US6602818 Using a spent catalyst discharged from a hydrodesulfurization process of an oil refinery which comprises vanadium, nickel, molybdenum and sulfur component on alumina, and a tungsten-impregnated support.
07/2003
07/31/2003WO2003062188A2 Continuous method for hydrogenation of nitriles or nitrated compounds to give amines
07/31/2003US20030144564 Process for the preparation of 2,6-dimethylnaphthalene
07/31/2003US20030144366 Catalyst regeneration
07/31/2003US20030144131 Reducing the catalyst so that at least a portion is in the metallic state, impregnating under a non-oxidative atmosphere with a solution of a salt metal, ammonium salt, acid; oxidation; reduction
07/31/2003US20030144129 Supported catalyst regeneration
07/31/2003US20030144128 Decreasing the hydrocarbon content; impregnating under a non-oxidative atmosphere with a solution of ammonium salt and an alkyl ammonium salt and ammonia; oxidizing with a gaseous oxidant in the presence of the impregnating solution; reducing
07/30/2003EP1331215A1 Method for separation of reaction products from catalysts
07/30/2003CN1433391A Regeneration of aromatic alkylation catalysts using hydrocarbon stripping
07/30/2003CN1116110C Method for regenerating molybdenum containing oxide fluidized bed catalyst
07/24/2003WO2003059850A1 Reducing temperature differences within the regenerator of an oxygenate to olefin process
07/23/2003EP1255697B1 Method for recovering rhodium from reaction products of oxosynthesis
07/23/2003EP1232008B1 Process to separate a rhodium/phosphite ligand complex and free phosphite ligand complex from a hydroformylation mixture
07/23/2003EP0946298B1 Process for recovering cobalt carbonyl catalysts used to produce n-acyl-alpha-aminoacid derivatives by amidocarbonylation
07/23/2003EP0923413B1 Process for the regeneration in a bubble-column reactor with draft-tube of the catalyst contained therein
07/23/2003CN1431968A Method and appts. for producing carbon nanotubes
07/22/2003US6596661 Process for regenerating a deactivated catalyst
07/22/2003US6596245 Process for the recovery and refining of rhodium
07/17/2003US20030135078 Contacting with a molecular sieve under conditions including a gas superficial velocity of at least two meters per second at at least one point in the reaction zone; and recirculating a portion of the catalyst to recontact the feed.
07/16/2003EP1326944A2 Process for increasing cobalt catalyst hydrogenation activity via aqueous low temperature oxidation
07/16/2003CN1114500C Production of aromatic carboxylic acids and recovery of Co/Mn catalyst fromash
07/10/2003WO2003055603A1 Method for separating reaction mixtures and recycling of quaternary salts and bases
07/10/2003WO2003055602A1 Method for separating reaction mixtures and recycling quaternary salts
07/09/2003EP1325779A1 Methods for the regeneration of a denitration catalyst
07/09/2003EP1109876B1 Autothermal process for the production of olefins
07/09/2003CN1429189A Separation of reaction products containing organophosphorus complexes
07/09/2003CN1429129A Method and device for catalytic conversion of substance
07/08/2003US6589492 Process for recovering catalyst components from a mother liquor of liquid phase oxidation
07/03/2003WO2003053580A1 Catalyst regeneration with elementary halogen
07/03/2003WO2003053578A1 Heterogenisation of catalytic components
07/03/2003WO2003053567A2 Catalytic composition for the dehydrogenation of alkylaromatic hydrocarbons
07/03/2003US20030125598 Contacting feedstock with hydrorefining zeolite catalyst in fluidized bed to produce ethylene and propylene
07/03/2003US20030125596 Supplemental heat is added with a heating fuel, e.g., a torch oil, having low autoignition temperature, low sulfur, and low nitrogen content
07/03/2003US20030124034 Catalytic cracking reaction-regeneration system
07/03/2003DE10155241C1 Verfahren zur Herstellung von Kraftstoffen aus sauren Fetten und Anlage zu dessen Durchführung Process for the production of fuels from acidic fats and plant for its implementation
07/02/2003EP1322729A1 Regeneration of iron-based hydrogen sulfide sorbents
07/02/2003EP1322578A1 Method for the dehydrogenation of hydrocarbons
07/02/2003EP1322420A1 Method for regenerating catalysts
07/02/2003EP1322416A1 Method for regenerating a zeolite catalyst
07/02/2003CN1427807A Improved separation method
07/01/2003US6586636 Aldol condensation
07/01/2003US6585884 Method of producing synthesis gas from a regeneration of spent cracking catalyst
06/2003
06/26/2003WO2003051510A2 Method for thermally decoking a zeolite catalyst
06/26/2003US20030119923 Method for recovering rhodium from reaction products of oxosynthesis
06/26/2003US20030115855 Exhaust gas purifying catalyst and exhaust gas purifying system
06/25/2003EP1321534A2 A method for recovering catalytic metals
06/25/2003CN2557218Y Honeycomb shape dehumidifying wheel heating regeneration device
06/25/2003CN1112230C Method for filtering three-phased reaction mixture
06/24/2003CA2186744C Process and apparatus for producing light olefins
06/24/2003CA2076324C Process for the activation of a catalyst
06/18/2003EP1318989A1 Method for producing an epoxide
06/18/2003EP1140775B1 Reclamation of metal catalysts used in the production of diaryl carbonates
06/18/2003CN1424939A Process to separate rhodium/phosphite ligand complex and free phosphite ligand complex from hydroformylation mixture
06/17/2003US6579979 Hydrogenating liquid medium of reaction in presence of hydrogenation catalyst, reaction medium having an effective lactam-purifying amount of ammonia dissolved therein
06/17/2003US6579821 Method for reactivating solid catalysts used in alkylation reactions
06/12/2003WO2003047748A1 Supported metal oxides as catalysts for aldol condensations
06/12/2003US20030109764 Synthesis of molecular sieve catalysts
06/12/2003US20030109738 Separation of impurities and/or valuable substances from solutions containing diaryl carbonate by solution crystallization
06/10/2003US6576119 Method of producing middle distillate products by two-stage hydrocracking and hydrocracking apparatus
06/05/2003WO2003046112A1 Nox reduction composition for use in fcc processes
06/05/2003WO2001058842A9 Extractive recovery of fatty alcohol from spent copper chromite catalyst
06/05/2003US20030104930 Compressed tablets/pellets having superior durability, water resistance and chemical resistance
06/05/2003US20030104926 Contacting a hydrotreating catalyst containing Group VIB and Group VIII metals with an oxygen-containing gas, followed by an organic compound, and incorporating said organic additive into said catalyst.
06/05/2003US20030103893 Using nickel catalyst on support; fluidized beds
06/04/2003EP1315693A1 Recovery of metals by incineration of metal containing basic ion exchange resin
06/04/2003CN1422325A Method for maintaining heat balance in a fluidized bed catalytic cracking unit
06/04/2003CN1421509A New-type catalytic cracking reaction-regeneration system
06/04/2003CN1110465C Process for oxidizing an organic compound containing at least one C-C double bond
06/03/2003CA2364212A1 Catalyst for hydrocarbon reforming reaction
05/2003
05/30/2003WO2002053283A9 Rejuvenating molecular sieve by freeze drying
05/29/2003US20030098259 Fluid catalytic cracking (FCC); pollution control
05/28/2003EP1314788A2 A method for recovering catalytic metals using a porous metal filter
05/28/2003EP1313685A1 Carbon monoxide hydrogenation
05/22/2003WO2003041860A2 In situ catalyst regeneration/activation process
05/21/2003EP1312596A1 Process for alkylating benzene in which a silica-supported zeolite beta is used as catalyst
05/21/2003EP1053390A4 Regeneration of catalyst/absorber
05/21/2003CN1419527A Process to control conversion of C4+ and heavier stream to lighter products in oxygenate conversion reactions
05/21/2003CN1419477A Rejuvenating SAPO and/or ALPO molecular sieve with anhydrous liquid or vapor
05/21/2003CN1108873C Activating method of solid phosphoric acid catalyst
05/15/2003WO2003040268A1 Method for the production of fuel from acid fats and system for carrying out said method
05/15/2003US20030092781 In situ catalyst regeneration/activation process
05/14/2003EP1310302A2 Process for regenerating a monolithic catalytic hydrogenation reactor
05/14/2003EP1309527A1 Regeneration of aromatic alkylation catalysts using hydrocarbon stripping
05/14/2003CN1418287A Method for desulphurisation of oxidation catalyst arranged in exhaust line of diesel internal combustion engine
05/14/2003CN1416957A Regenerating method for lump hydrogenating catalytic reactor
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